ILLUSTRATIONS 
PLATE 1 
Showing the character of the experimental orchard at Saigomura, Naga- 
Fig. 
Fic. 
Fic. 
Fig, 
saki Prefecture, Japan. 
PLATE 2 
. Leaves affected with citrus canker fallen to the ground after a 
brisk shower. 
- Showing fruit drop of Washington navels due to canker. The can- 
kers may be seen on some of the fallen fruits. 
PLATE 3 
. Fruits of Washington navel with citrus canker, showing injury 
to appearance. 
. Showing ill-looking scars on Washington navel fruits, due to citrus 
canker. The fruit to the left shows the skin beginning to crack. 
PLATE 4 
- Cracking of young Washington navel fruits, apparently connected 
with the canker lesions on the skin. 
- Secondary fruit rot on Washington navel following citrus-canker 
infection. This injury was very infrequent. 
TEXT FIGURE 
- Showing the arrangement of the experimental plats in the Wash- 
ington navel orchard at Saigomura, Japan. : 
15 
